Calcium Hardness Increaser - 25 Lbs. pool-dimensions_18x44 and is designed to warn

and is designed to warn patrons that children under age 12 must be supervised and adults should not swim alone

Total Chlorine 0 to 10 ppm

and fittings

This 1 Meter Cheyenne Diving Tower has rear access steps

Designed especially for the 2000 Sydney Olympics

Calcium Hardness Increaser - 25 Lbs. pool-dimensions_18x44 and is designed to warnThis is a 25 pound container of calcium hardness increaser which will raise the total the calcium hardness in your swimming pool water. This calcium di chloride product is in granular form. For most pools, calcium hardness levels should be maintained between 200 and 400 ppm. Active Ingredient of the Harness Increaser: 100% Calcium Di Chloride. Directions for Adding Harness Increaser to Your Swimming Pool: If calcium levels are low, add this product